A 2mm diameter spherical ball of unit weight 117.5 KN/`m^3` is dropped in a mass of fluid of viscosity 15 poise and specific gravity 0.95. Find out drag force, skin drag and terminal velocity of ball. [2068-Chaitra ] [8]

A kite has an effective area of `0.6 m^2` and mass 0.4 kg. It experience a drag of 15 N in a wind speed of 40 km/hr. Det…

Define aerofoil with accepted terminology with neat sketch. A kite which may be assumed to be a flat plate and mass 1 kg…

An aircraft weighing 1000 KN when empty has a wing area of 220 `m^2`. It is to take off at a velocity of 300km/hr and a …

A jet plane having a wing area of `30 m^2` and weighing 28 KN flies at 900 km/hr. The engine develops 8000 KW and has a …

Given: Military aircraft with M=8000 kg, lands on 350 km/hr and is slowed by a parachute with `A=10 m^2` area. Find …

Explain the drag of a Sphere.

A 2000 kg aircraft is designed to carry a payload of 5000N when cruising at 300 km/hr. The effective wing area is `25 m^…

Water flows over 0.3 m long nad 0.1 m wide flat plate at 15 m/s parallel to it. Calculate the drag force on that porti…